Tree pruner hook



FIG. 1 is a front elevational view of a tree pruner hook showing my new design;

FIG. 2 is a left end elevational view thereof;

FIG. 3 is an opposite end elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a front elevational view thereof with the broken line showing of associated articles of the tree pruner being for illustrative purposes only and forming no part of the claimed design. 

The ornamental design for a tree pruner hook, as shown and described. 